fhirhydrant

local MCP server

Installation

Terminal

claude mcp add fhirhydrant -e MCP_TRANSPORT=... -e FHIR_AUTH=... -e FHIR_SERVER_URL=... -e FHIR_TOKEN_URL=... -e FHIR_CLIENT_ID=... -e FHIR_ACTIVE_KEY=... -e FHIR_JWKS_URL=... -e FHIR_VERSION=... -- npx -y fhirhydrant

Run in your project folder. Add --scope user to use it everywhere.

Claude Desktop, Cursor & other clients

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "fhirhydrant": {
      "command": "npx",
      "args": [
        "-y",
        "fhirhydrant"
      ],
      "env": {
        "MCP_TRANSPORT": "...",
        "FHIR_AUTH": "...",
        "FHIR_SERVER_URL": "...",
        "FHIR_TOKEN_URL": "...",
        "FHIR_CLIENT_ID": "...",
        "FHIR_ACTIVE_KEY": "...",
        "FHIR_JWKS_URL": "...",
        "FHIR_VERSION": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

Summary

FHIR MCP server with SMART Backend Services, response compaction, FHIRPath, and guarded writes.

Questions

fhirhydrant is a local MCP server distributed as the npm package fhirhydrant.

Run: claude mcp add fhirhydrant -e MCP_TRANSPORT=... -e FHIR_AUTH=... -e FHIR_SERVER_URL=... -e FHIR_TOKEN_URL=... -e FHIR_CLIENT_ID=... -e FHIR_ACTIVE_KEY=... -e FHIR_JWKS_URL=... -e FHIR_VERSION=... -- npx -y fhirhydrant

Run: codex mcp add fhirhydrant --env MCP_TRANSPORT=... --env FHIR_AUTH=... --env FHIR_SERVER_URL=... --env FHIR_TOKEN_URL=... --env FHIR_CLIENT_ID=... --env FHIR_ACTIVE_KEY=... --env FHIR_JWKS_URL=... --env FHIR_VERSION=... -- npx -y fhirhydrant

Similar MCP servers

NameStars

UCAIio.github.nirholas/abi-to-mcp38
mcpio.github.butterbase-ai/mcp3,690
DBHubio.github.bytebase/dbhub3,574
Tapo MCPio.github.mihai-dinculescu/tapo-mcp809
mcp-ssh-managerio.github.bvisible/mcp-ssh-manager493
google-analytics-mcpio.github.surendranb/google-analytics-mcp242
HomeLab Monitorio.github.SikamikanikoBG/homelab-monitor208
mcpcom.zomato/mcp183